NORDIC AMERICAN TANKERS Ltd SEC filings NAT
NORDIC AMERICAN TANKERS Ltd has 590 filings in SEC EDGAR's recent list, going back to Aug 12, 1997. Its latest annual report, Form 20-F, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Sep 28, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 6, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Oct 6, 2026 | Oct 6, 2026 |
| 4 | Insider transaction | Jun 25, 2026 | Jun 25, 2026 |
| 4 | Insider transaction | Jun 4, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 29, 2026 |
| 3 | Initial insider ownership | Apr 23, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Apr 9, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Apr 9, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Apr 9, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 24, 2026 | Mar 18, 2026 |
| SC 13G | Ownership over 5% (passive) | Oct 31, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 2, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 3, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 9, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 29, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 7, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 10, 2019 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2019 | — |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2019 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 21, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 21, 2018 | — |
| SC 13G | Ownership over 5% (passive) | Jan 12, 2018 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 14, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 3, 2017 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 17, 2015 | — |
| SC 13D | Ownership over 5% (active) | Dec 19, 2014 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2013 | — |
| SC 13D | Ownership over 5% (active) | Jan 18, 2013 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2012 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 11, 2005 | — |
| SC 13G | Ownership over 5% (passive) | Apr 11, 2005 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 10, 2004 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 15, 2002 | — |
| SC 13G | Ownership over 5% (passive) | Dec 27, 2001 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 6, 2001 | — |
| SC 13D/A | Amended ownership over 5% (active) | May 22, 2001 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2001 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 2, 2001 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 1, 2001 | — |
| 144/A | Filing | Nov 22, 2000 | — |
| 144/A | Filing | Nov 20, 2000 | — |
| 144/A | Filing | Nov 20, 2000 | — |
| 144 | Notice of proposed sale | Nov 1, 2000 | — |
| 144 | Notice of proposed sale | Oct 31, 2000 | — |
| 144 | Notice of proposed sale | Oct 31, 2000 | — |
| SC 13G | Ownership over 5% (passive) | Aug 30, 2000 | — |
| SC 13D/A | Amended ownership over 5% (active) | Jul 14, 2000 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jun 5, 2000 | — |
| SC 13D/A | Amended ownership over 5% (active) | Feb 11, 2000 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2000 | — |
| SC 13D/A | Amended ownership over 5% (active) | Apr 7, 1999 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 18, 1999 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 16, 1999 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 16, 1999 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 1999 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 1999 | — |
| SC 13E4/A | Filing | Dec 28, 1998 | — |
| SC 13E4/A | Filing | Dec 18, 1998 | — |
| SC 13E4/A | Filing | Dec 11, 1998 | — |
| SC 13G | Ownership over 5% (passive) | Dec 10, 1998 | — |
| SC 13E4/A | Filing | Dec 2, 1998 | — |
| SC 13G | Ownership over 5% (passive) | Nov 12, 1998 | — |
| SC 13E4 | Filing | Oct 29, 1998 | — |
| SC 13G | Ownership over 5% (passive) | Jun 2, 1998 | — |
| SC 13D | Ownership over 5% (active) | Feb 6, 1998 | — |
| SC 13G | Ownership over 5% (passive) | Nov 10, 1997 | — |
| SC 13D | Ownership over 5% (active) | Oct 14, 1997 | — |
| SC 13D | Ownership over 5% (active) | Oct 9, 1997 | — |
Showing 69 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Water Transportation (SIC 4400)
- Listed as
- NAT (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Hamilton Hm12, Bermuda
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1000177
- Former names
- NORDIC AMERICAN TANKER SHIPPING LTD (until Jun 29, 2011)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.